Home / 2,212,761.82-3,319,733.38-792,961.42

Finding the Fourth Proportional to 2,212,761.82, 3,319,733.38 and 792,961.42

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Solution

The fourth proportional to 2,212,761.82, 3,319,733.38 and 792,961.42 is: 1,189,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,761.82 : 3,319,733.38 = 792,961.42 : x
  2. Step 2: Convert to fraction form
    2,212,761.82/3,319,733.38 = 792,961.42/x
  3. Step 3: Cross multiply
    2,212,761.82x = 3,319,733.38 × 792,961.42
  4. Step 4: Simplify right side
    2,212,761.82x = 2,632,420,495,026.20
  5. Step 5: Solve for x
    x = 2,632,420,495,026.20/2,212,761.82
  6. Step 6: Final answer
    x = 1,189,653.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.